Replace golangci with standard tools

Dockerfile.dapper

@@ -14,11 +14,8 @@ ENV GOLANG_ARCH_amd64=amd64 GOLANG_ARCH_arm=armv6l GOLANG_ARCH_arm64=arm64 GOLAN
     GOPATH=/go PATH=/go/bin:/usr/local/go/bin:${PATH} SHELL=/bin/bash
 
 RUN wget -O - https://storage.googleapis.com/golang/go1.11.linux-${!GOLANG_ARCH}.tar.gz | tar -xzf - -C /usr/local && \
-    go get github.com/rancher/trash 
-
-RUN if [ "${ARCH}" == "amd64" ]; then \
-        curl -sL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s v1.16.0; \
-    fi
+    go get github.com/rancher/trash && \
+    go get -u golang.org/x/lint/golint
 
 ENV DOCKER_URL_amd64=https://get.docker.com/builds/Linux/x86_64/docker-1.10.3 \
     DOCKER_URL_arm=https://github.com/rancher/docker/releases/download/v1.10.3-ros1/docker-1.10.3_arm \

scripts/ci

@@ -3,7 +3,9 @@ set -e
 
 cd $(dirname $0)
 
-./validate
+if [ ${ARCH} == amd64 ]; then
+    ./validate
+fi
 ./build
 ./test
 ./package

scripts/validate

@@ -3,13 +3,11 @@ set -e
 
 cd $(dirname $0)/..
 
-if ! command -v golangci-lint; then
-    echo Skipping validation: no golangci-lint available
-    exit
-fi
-echo Running: golang-ci
-if [ -n "$(golangci-lint run | tee /dev/stderr)" ]; then
-    failed=true
-fi
-test -z "$failed"
+echo Running: go fmt	
+test -z "$(go fmt ./... | tee /dev/stderr)"
 
+echo Running: go vet	
+test -z "$(go vet ./... | tee /dev/stderr)"
+
+echo Running: golint	
+test -z "$(go list ./... | grep -v /vendor/ | xargs -L1 golint | grep -v 'or be unexported' | tee /dev/stderr)"